[INFO] cloning repository https://github.com/krodyrobi/chust-server [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krodyrobi/chust-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrodyrobi%2Fchust-server"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrodyrobi%2Fchust-server'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 008ce966d2cfd8e1df417f343cdfa09978bc745b [INFO] checking krodyrobi/chust-server against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrodyrobi%2Fchust-server" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/krodyrobi/chust-server on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/krodyrobi/chust-server [INFO] finished tweaking git repo https://github.com/krodyrobi/chust-server [INFO] tweaked toml for git repo https://github.com/krodyrobi/chust-server written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/krodyrobi/chust-server already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] be4c3927ab1afae89cd521820e1abfdd670a8136895c798dd89a601d64e3d84f [INFO] running `"docker" "start" "-a" "be4c3927ab1afae89cd521820e1abfdd670a8136895c798dd89a601d64e3d84f"` [INFO] [stderr] Checking chust-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:19:24 [INFO] [stderr] | [INFO] [stderr] 19 | let mut file = try!(File::open(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | try!(file.read_to_string(&mut string)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:24:44 [INFO] [stderr] | [INFO] [stderr] 24 | let users: HashMap = try!(json::decode(&string)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:53:24 [INFO] [stderr] | [INFO] [stderr] 53 | let mut file = try!(File::create(self.path)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:54:22 [INFO] [stderr] | [INFO] [stderr] 54 | let string = try!(json::encode(&self.users)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | try!(file.write_all(string.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data_base.rs:18:53 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn new(path: &Path) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data_base.rs:52:43 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn write(&self) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:19:24 [INFO] [stderr] | [INFO] [stderr] 19 | let mut file = try!(File::open(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | try!(file.read_to_string(&mut string)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:24:44 [INFO] [stderr] | [INFO] [stderr] 24 | let users: HashMap = try!(json::decode(&string)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:53:24 [INFO] [stderr] | [INFO] [stderr] 53 | let mut file = try!(File::create(self.path)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:54:22 [INFO] [stderr] | [INFO] [stderr] 54 | let string = try!(json::encode(&self.users)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/data_base.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | try!(file.write_all(string.as_bytes())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data_base.rs:18:53 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn new(path: &Path) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/data_base.rs:52:43 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn write(&self) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unused import: `Json` [INFO] [stderr] --> src/data_base.rs:70:39 [INFO] [stderr] | [INFO] [stderr] 70 | use rustc_serialize::json::{self, Json}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data_base.rs:89:9 [INFO] [stderr] | [INFO] [stderr] 89 | data_base.write(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data_base.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | File::open(path).unwrap().read_to_string(&mut result); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/data_base.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | File::create(path).unwrap().write_all(string.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.24s [INFO] running `"docker" "inspect" "be4c3927ab1afae89cd521820e1abfdd670a8136895c798dd89a601d64e3d84f"` [INFO] running `"docker" "rm" "-f" "be4c3927ab1afae89cd521820e1abfdd670a8136895c798dd89a601d64e3d84f"` [INFO] [stdout] be4c3927ab1afae89cd521820e1abfdd670a8136895c798dd89a601d64e3d84f